ConceptRelationshipsGroup 

A group of properites required to indicate relationships of the concept to other concepts

Element Group Information

Model

(sameAs | broader | narrower | related)
Children: broader, narrower, related, sameAs

Used By

Complex Types AudienceType, Flex1ConceptPropType, Flex1ExtPropType, Flex1PartyPropType, Flex1PropType, Flex1RolePropType, Flex2ExtPropType, FlexAuthorPropType, FlexGeoAreaPropType, FlexLocationPropType, FlexOrganisationPropType, FlexPOIPropType, FlexPartyPropType, FlexPersonPropType, OrganisationLocationType, PersonAffiliationType
Elements concept, derivedFrom, event, eventDetails/location, eventDetails/participationRequirement, genre, hopHistory/hop/party, inlineRef, newsCoverage/planning/assignedTo, subject

Source 

<xs:group name="ConceptRelationshipsGroup">
  <xs:annotation>
    <xs:documentation>A group of properites required to indicate relationships of the concept to other concepts</xs:documentation>
  </xs:annotation>
  <xs:sequence>
    <xs:choice minOccurs="0" maxOccurs="unbounded">
      <xs:element ref="sameAs"/>
      <xs:element ref="broader"/>
      <xs:element ref="narrower"/>
      <xs:element ref="related"/>
    </xs:choice>
  </xs:sequence>
</xs:group>